7720140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{128669}}^1$

素因数の和:128681

約数の個数: 24

約数和(自身を含む): 21616560

約数和(自身を除く): 13896420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 128669, 257338, 386007, 514676, 643345, 772014, 1286690, 1544028, 1930035, 2573380, 3860070, 7720140]

約数ペア:

[(1, 7720140), (2, 3860070), (3, 2573380), (4, 1930035), (5, 1544028), (6, 1286690), (10, 772014), (12, 643345), (15, 514676), (20, 386007), (30, 257338), (60, 128669)]